H&M ABRASIVES-USA MINI Flap Discs are manufactured in accordance with ISO 9001 standard. They are made with VSM-765 zirconium cloth, top quality in the world and premium abrasive gain Offer many advantages over mini fibre discs: overlapping construction eliminates edge wear. Last 10-20 times longer life. Quick change. Grinding and finishing surface in one step without the need for an additional backing pad.